From 17df7074a70792a88a8eea59ac380432831fb696 Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Tue, 20 Sep 2011 22:12:22 +0200
Subject: [PATCH] pread tests: EBADF tests.

* tests/test-pread.c (main): Add tests for EBADF.
---
 ChangeLog          |  3 +++
 tests/test-pread.c | 14 ++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 642ac0e79..ac6381801 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2011-09-20  Bruno Haible  <bruno@clisp.org>
 
+	pread tests: EBADF tests.
+	* tests/test-pread.c (main): Add tests for EBADF.
+
 	lseek tests: EBADF tests.
 	* tests/test-lseek.c (main): Add more tests for EBADF.
 
diff --git a/tests/test-pread.c b/tests/test-pread.c
index 3e3564084..5515f59b1 100644
--- a/tests/test-pread.c
+++ b/tests/test-pread.c
@@ -83,5 +83,19 @@ main (void)
     ASSERT (errno == ESPIPE);
   }
 
+  /* Test behaviour for invalid file descriptors.  */
+  {
+    char byte;
+    errno = 0;
+    ASSERT (pread (-1, &byte, 1, 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+  {
+    char byte;
+    errno = 0;
+    ASSERT (pread (99, &byte, 1, 0) == -1);
+    ASSERT (errno == EBADF);
+  }
+
   return 0;
 }
-- 
2.11.0